Plss
abbr. 携带式生命保障系统（Portable Life Support System）
🗣️ 情景例句
OK, OK- just try to calm down, sir.
好，好，请冷静下来，先生。
What's so weird about that?
那有什么好奇怪的？
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。